cmd/ld: document the -w flag, which disables DWARF generation

R=golang-codereviews, iant
CC=golang-codereviews
https://golang.org/cl/52360044

diff --git a/src/cmd/ld/doc.go b/src/cmd/ld/doc.go
index 2adda25f22f5c6d8ebb7a968052f9529876d0c0d..064a7dfb5f7b16ccba610282a865c51daad85fc8 100644 (file)
--- a/src/cmd/ld/doc.go
+++ b/src/cmd/ld/doc.go
@@ -58,6 +58,8 @@ Options new in this version:
                Omit the symbol table and debug information.
        -V
                Print the linker version.
+       -w
+               Omit the DWARF symbol table.
        -X symbol value
                Set the value of an otherwise uninitialized string variable.
                The symbol name should be of the form importpath.name,